化简:3(x-y)²-7(x-y)+ 2(x-y)²+5(x-y)

来源:学生作业帮助网 编辑:作业帮 时间:2024/04/27 21:48:49
化简:3(x-y)²-7(x-y)+ 2(x-y)²+5(x-y)

化简:3(x-y)²-7(x-y)+ 2(x-y)²+5(x-y)
化简:3(x-y)²-7(x-y)+ 2(x-y)²+5(x-y)

化简:3(x-y)²-7(x-y)+ 2(x-y)²+5(x-y)